Hispasat 30W-4, 2012-06-01
Nos: Discovery Science Portugal has left 11577.00MHz, pol.V (DVB-S SID:781 PID:4640/4641 Portuguese), it is no longer transmitted by satellite in Europe.

 Hispasat 30W-4, 2010-08-08
Nos: New FEC for Discovery Science Portugal on 11577.00MHz, pol.V: FEC:5/6 ( SR:27500 SID:781 PID:4640/4641 Portuguese - Nagravision 3).

 Hispasat 30W-4, 2005-11-04
Nos: Discovery Science Portugal has left 11616.00MHz, pol.V (DVB-S SID:781 PID:4640/4641 English Portuguese)

 Hispasat 30W-4, 2005-10-17
Nos: New frequency for Discovery Science Portugal: 11616.00MHz, pol.V (DVB-S SR:27500 FEC:3/4 SID:781 PID:4640/4641 English Portuguese- Nagravision & Nagravision 2).

 Hispasat 30W-4, 2005-05-16
Nos: A new channel has started in DVB-S Nagravision & Nagravision 2: Discovery Science Portugal (Portugal) on 11574.00MHz, pol.V SR:27500 FEC:3/4 SID:781 PID:4640/4641 English Portuguese.

 Hispasat 30W-4, 2005-04-13
Nos: Discovery Science Portugal has left 11574.00MHz, pol.V (DVB-S SID:781 PID:4640/4641 Portuguese), it is no longer transmitted by satellite in Europe.

 Hispasat 30W-4, 2005-04-11
Nos: Discovery Science Portugal is testing in DVB-S Nagravision 2 on 11574.00MHz, pol.V SR:27500 FEC:3/4 SID:781 PID:4640/4641 Portuguese.

 Hispasat 30W-4, 2005-04-08
Nos: Discovery Science Portugal has left 11574.00MHz, pol.V (DVB-S SID:781 PID:4640/4641 Portuguese), it is no longer transmitted by satellite in Europe.

 Hispasat 30W-4, 2005-04-07
Nos: Discovery Science Portugal is testing in DVB-S Nagravision & Nagravision 2 on 11574.00MHz, pol.V SR:27500 FEC:3/4 SID:781 PID:4640/4641 Portuguese.